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Finding the Fourth Proportional to 32,243.76, 48,383.28 and 12,523.10

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Solution

The fourth proportional to 32,243.76, 48,383.28 and 12,523.10 is: 18,791.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,243.76 : 48,383.28 = 12,523.10 : x
  2. Step 2: Convert to fraction form
    32,243.76/48,383.28 = 12,523.10/x
  3. Step 3: Cross multiply
    32,243.76x = 48,383.28 × 12,523.10
  4. Step 4: Simplify right side
    32,243.76x = 605,908,411.85
  5. Step 5: Solve for x
    x = 605,908,411.85/32,243.76
  6. Step 6: Final answer
    x = 18,791.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.